Bluedio H+(Turbine) Bluetooth 4.1 Stereo Wireless Headphones Hifi with Bulit-in Microphone Noise Cancelling Bluedio H Plus (Turbine) Wireless Bluetooth Headphones V4.1 Bass Stereo Over-ear Headset with Mic FM Radio Support SD Card for iPhone Samsung Bluetooth V4.1+EDR & Handsfree: With robust high speed CPU of Bluetooth 4.1 operating system, comes with ultra-long 40 hours music, 45 hours talk time and 1600 hours (around 67 days) standby time, the same battery, decrease up to 40% power consumption compare to Bluetooth 4.0 Noise Cancelling: Acoustic echo cancellation and noise reduction effectively reduce ambient noise while talking, make far-end listener cannot hear what you said become history, just like talking face to face Support TF Card Play & FM Radio Function: The Bluedio H+ Has A TF Card Slot, You Can Insert A Micro-SD Card With Songs To Play Music; The Headphone Has A Standard Audio Jack Support Line-out Play Mode, You Can Use 3.5mm Audio Cable Connect To Headphone To Listen To Music Even Your Phone Don't Have Bluetooth Function. Has FM Radio Function, Allowing You To Listen To Radio Anywhere, Anytime Simply plug in the audio cable when the battery runs low or connecting to non Bluetooth devices